ID:252002 File "<name>" is not a valid Signal Tap File

CAUSE: You turned on Enable Signal Tap Logic Analyzer and typed the specified Signal Tap II File (.stp) name in the Signal Tap II File name box in the Signal Tap Logic Analyzer page of the Settings dialog box. However, the specified file name is not a valid STP File.

ACTION: Click OK to close the message dialog box, and specify a valid STP File name, or turn off Enable Signal Tap Logic Analyzer.